Soil Water Monitoring Articles & Analysis
10 articles found
Soil moisture sensor is an important tool in modern agriculture and horticulture. These devices measure the amount of water present in the soil, an important parameter in managing irrigation and ensuring that plants get the right amount of water.In this article, we will discuss the different types of soil moisture sensors, how they work, and their applications in agriculture and horticulture.Type ...
It can inhibit the growth of algae in the water, and the cleaning cost is low; 4. It has good seepage and anti-seepage performance, has good water storage performance, prevents water in the fish pond from infiltrating into the soil, monitors the water level, and saves related ...
Thus by monitoring the current flow into and out of the plates resulting from an applied voltage change, it is possible to know the relative bulk permittivity of the medium between the plates, and since water is typically the only material in soil that has a high permittivity we can estimate how much water is in the ...
This includes: Calculating orchard requirements Monitoring system performance Measuring applied water Monitoring soil moisture Monitoring plant water status The Almond Board has invested $1.2 million this year for 14 water-oriented projects. ...
Steve Evett, Susan O'Shaughnessy, and their colleagues at the Conservation and Production Research Laboratory are developing and testing soil-water and plant-stress sensors and automated irrigation systems that will irrigate fields only as necessaiy. ...
The Stevens pF Sensor is a unique matric potential probe, which is used to measure the soil water potential of a soil - the force with which water is held within the soil and how much energy is needed to overcome this force to extract water from the soil. Unlike traditional tensiometers such as gypsum blocks, the Stevens pF Sensor utilizes a patented heating element to measure soil water ...
Abstract Irrigation water management practices could greatly benefit from using soil moisture sensors that accurately measure soil water content or potential. Therefore, an assessment on soil moisture sensor reading accuracy is important. In this study, a performance evaluation of selected sensor calibration was performed considering factory- laboratory- and field-based calibrations. The selected ...
Abstract The key to scheduling irrigation timing and amounts is determining moisture depletion in the soil. Two common methods include tracking crop evapotranspiration (ETc) and tracking the water content with a sensor buried in the soil. ...
Rapid population growth and increasing urban demand reduce the availability of water for agriculture in Florida. The water-holding capacity of sandy soils in the Central Florida Ridge area is very poor (<0.10 m3 m–3). Improved soil water monitoring probes can help growers manage irrigation more ...
Measuring a soil water retention curve (SWRC) with the pressure plate device is generally limited to matric suctions 1500 kPa. A few models have been proposed to describe the SWRC from saturation to oven dryness using measurements in the pressure plate matric suction range. The development and validation of these models were mostly based on a limited set of published measurements, and in general, ...